The anniversary of the Berlin Wall, built 50 years ago this August, brings to mind other notable barriers in the world. There is the Belfast Peace Wall, a barrier that remains amidst still unresolved conflict; the U.S. Mexico Border, what some call a desert monument to failure; Israel’s anti-terror fence, a wall around the West…

Being able to feed a growing world population in the years to come is not yet a sure thing. Beside population growth, there are issues like climate change, upheavals, higher prices and scarcities as even as Somalia is reminding us droughts that can end in famines. Anything that can therefore provide an answer to feeding…

In Germany experts are becoming concerned about the welfare of the children of Neo-Nazis. They are growing up in isolated communities, being taught the values of their culture, often also how to use weapons. They are sometimes kept from public schools, taught to shun outsiders or be suspicious of them. They read Nazi-era books, put…